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    Understanding RSV And Its Long-Term Impact On Lung Health In Preterm Infants

    Growth & Development

    Understanding RSV And Its Long-Term Impact On Lung Health In Preterm Infants

    Updated on 31 January 2025

    Don’t let RSV threaten your child’s lung health! Learn about the long-term risks of RSV on lung health and the preventive measures in this must-read article.

    RSV in babies, rsv in infants, respiratory infection, lung health, long term effect, rsv infection, respiratory health.

    Understanding RSV And Its Persistent Impact On Lung Health In Preterm Infants

    Premature infants, or preemies, are those born before 37 weeks of pregnancy. According to World Health Organization data, 1 in 10 babies was born prematurely in 2020, and this number has continued to rise. Due to their underdeveloped immune systems, preterm babies are especially vulnerable to life-threatening infections, with Respiratory Syncytial Virus (RSV) being one of the most concerning. In addition to the immediate dangers, RSV can also lead to significant long-term lung health complications.

    To protect our babies and safeguard their lung health, it is essential to understand the potential risks of RSV and the lung health complications it can cause.

    In this article, we will discuss the impact of RSV on infants’ lung health, its long-term effects, and the preventive measures parents and caregivers can take to reduce the risks.

    Understanding Respiratory Syncytial Virus (RSV) 

    RSV (Respiratory Syncytial Virus) is a virus that causes respiratory infections in infants, children, and adults. While RSV may cause mild cold symptoms in many children, it can lead to more severe complications in vulnerable infants, particularly preterm babies, those under six months, and children with underlying health conditions. Beyond the immediate effects, RSV can also have long-term consequences on lung health, potentially causing lasting damage to the lungs and increasing the risk of future respiratory problems.

    Long-Term Lung Health Complications of RSV In Preterm Infants

    The following are some of the long-term effects on lung health in babies diagnosed with RSV.

    • Chronic Wheezing and Asthma

    One of the common long-term effects of RSV in infants is wheezing and asthma-like symptoms. Wheezing is a high-pitched whistling sound when breathing, caused by narrowed or inflamed respiratory airways. Preterm babies who have severe RSV infections are more likely to develop wheezing as they grow. This happens because RSV causes inflammation and narrowing of the airways. While it may look like asthma, it is actually caused by the virus. For some children, this wheezing can continue into later childhood or even adulthood, increasing the risk of developing asthma. Studies show that babies who have had a severe RSV infection are 2 to 12 times more likely to develop asthma compared to those without RSV.

    • Risk Of Respiratory Infections  

    Another long-term impact of RSV in babies is an increased risk of respiratory infections later in life. Research shows that babies who have had RSV are about 40% more likely to have lung health issues. This is mainly because preterm infants often have underdeveloped lungs and weaker immune systems, making them more vulnerable to future infections.

    • Bronchopulmonary Dysplasia (BPD)

    Bronchopulmonary dysplasia (BPD) is a lung condition that affects babies born prematurely who have underdeveloped lungs and need breathing support. In severe cases, RSV infection can contribute to the development of BPD. This condition causes inflammation and scarring in the lungs, and when combined with RSV, it can result in long-term lung health issues.

    • Pneumonia

    RSV in babies can lead to pneumonia later in life by causing lasting damage to the respiratory airways and lungs. Even after the RSV infection has passed, it can leave the lungs weakened and more susceptible to future infections. The inflammation and damage caused by RSV can create an environment where bacteria are more likely to invade, potentially leading to pneumonia as the child grows.

    Protecting Lung Health: Key Tips to Prevent RSV In Preterm Babies

    To protect premature infants from RSV and reduce its long-term impact on lung health, parents and caregivers should follow these preventive measures.

    • Clean your hands thoroughly before touching your baby to prevent the spread of the virus.

    • Keep your preterm baby away from crowded areas, especially during the RSV season (typically rainy and early winter months).

    • Regularly clean and disinfect surfaces, toys, and any items your baby comes into contact with to minimize exposure to the virus.

    • Breastfeed your baby, as it provides essential antibodies that strengthen their immune system and help lower the risk of RSV infections.

    • Since RSV is highly contagious, avoid contact with people who have cold-like symptoms or respiratory infections.

    • Consult your healthcare provider to learn about preventive RSV shots that can help protect your baby from severe infections.

    By taking these precautions, you can help safeguard your baby’s lung health and reduce the risks associated with RSV.

    The Final Takeaway

    RSV poses a significant health risk to premature babies, especially due to its potential long-term impact on lung health. However, with the right precautions, parents can significantly lower this risk. By staying proactive, maintaining hygiene practices, and seeking preventive care, you can help protect your baby's lung health and reduce the likelihood of lasting respiratory complications. Taking these steps ensures your baby remains healthy and strong during this critical period of growth and development.

    This initiative by AstraZeneca is dedicated to raising awareness about RSV. For more valuable insights and expert tips, visit Facebook and Instagram Or click on the icons below

    Approval ID-IN-15824

    Approval Date- 27/1/25

    Exp Date- 27/1/27

    References:

    1. https://pmc.ncbi.nlm.nih.gov/articles/PMC6095035/#:~:text=Early%2Dlife%20hospitalisation%20with%20RSV,RSV%20related%20hospitalisation%20%5B43%5D.

    1. https://www.ncbi.nlm.nih.gov/books/NBK459215/

    1. https://www.mayoclinic.org/diseases-conditions/respiratory-syncytial-virus/symptoms-causes/syc-20353098

    1. https://www.sciencedirect.com/science/article/abs/pii/S2213260024002467

    1. https://www.lung.org/lung-health-diseases/lung-disease-lookup/rsv/babies

    1. https://my.clevelandclinic.org/health/diseases/rsv-in-babies-children

    1. https://www.who.int/teams/global-influenza-programme/global-respiratory-syncytial-virus-surveillance

    1. https://www.who.int/news-room/fact-sheets/detail/preterm-birth#:~:text=Overview,(32%20to%2037%20weeks)

    1. https://kidshealth.org/en/parents/rsv.html

    1. https://my.clevelandclinic.org/health/symptoms/15203-wheezing

    1. https://pubmed.ncbi.nlm.nih.gov/38502541/

    1. https://pubmed.ncbi.nlm.nih.gov/32772357/

    1. https://www.sciencedirect.com/science/article/pii/S2667009723000969

    1. https://my.clevelandclinic.org/health/diseases/22675-bronchopulmonary-dysplasia

    1. https://indianpediatrics.net/mar2018/mar-211-215.htm

    1. https://pmc.ncbi.nlm.nih.gov/articles/PMC10587148/

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    Written by

    Priyanka Verma

    Priyanka is an experienced editor & content writer with great attention to detail. Mother to an 11-year-old, she's a ski

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